================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 -------------- FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 DATE OF REPORT (Date of earliest event reported): March 11, 2005 -------------- InterDigital Communications Corporation (Exact name of registrant as specified in its charter) Pennsylvania 1-11152 23-1882087 (State or other jurisdiction (Commission File Number) (IRS Employer of incorporation) Identification No.) 781 Third Avenue, King of Prussia, Pennsylvania 19406-1409 (Address of Principal Executive Offices) (Zip Code) Registrant's telephone number, including area code: 610-878-7800 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: |_| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) ================================================================================ Item 8.01. Other Events. Attached as an exhibit to this Current Report on Form 8-K is a press release issued by InterDigital Communications Corporation (the "Company") on March 11, 2005, announcing that the Company anticipates filing with the Securities and Exchange Commission a Form 12b-25 Notification of Late Filing pursuant to Rule 12b-25 of the Securities Exchange Act of 1934 to obtain an automatic extension to file its Annual Report on Form 10-K for the period ended December 31, 2004. A copy of the press release is incorporated herein and is attached hereto as Exhibit 99.1. Item 9.01. Financial Statements and Exhibits. (c) Exhibits. The following exhibit is filed with this report: Exhibit 99.1 - Press release dated March 11, 2005. 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. INTERDIGITAL COMMUNICATIONS CORPORATION By: /s/ R.J. Fagan ------------------------------ Richard J. Fagan Chief Financial Officer Date: March 14, 2005 EXHIBIT INDEX Exhibit No. Description ----------- ----------- 99.1 Press release dated March 11, 2005